Bahco S400 Socket & Spanner Set of 40 Metric 1/2in Drive. Bahco S400 1/2in Drive 40 piece metric socket and spanner set supplied in an impact and oil resistant case: 21 x 1/2in Hex Sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30 & 32mm. 2 x 1/2in Extension Bars: 125mm & 250mm. 1 x 1/2in Universal Joint, 1 x 1/2in T Adaptor. 1 x 1/2in 250mm Breaker Bar. 1 x 1/2in Reversible Ratchet. 13 x Metric Combination Spanners 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 & 19mm.